[Bug 255480] Re: VPN connection in Network Manager looses DNS server with DHCP renew of parent connection.

[Launchpad Bug Tracker]

[Expired for network-manager (Ubuntu) because there has been no activity
for 60 days.]

** Changed in: network-manager (Ubuntu)
   Status: Incomplete = Expired

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Title:
  VPN connection in Network Manager looses DNS server with DHCP renew of
  parent connection.

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[Bug 255480] Re: VPN connection in Network Manager looses DNS server with DHCP renew of parent connection.

[Thomas Hood]

Has this been fixed in Ubuntu 12.04?

** Package changed: network-manager-pptp (Ubuntu) = network-manager
(Ubuntu)

** Changed in: network-manager (Ubuntu)
   Status: New = Incomplete

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https://bugs.launchpad.net/bugs/255480

Title:
  VPN connection in Network Manager looses DNS server with DHCP renew of
  parent connection.

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[Bug 255480] Re: VPN connection in Network Manager looses DNS server with DHCP renew of parent connection.

[nadi-s-bar]

I am experiencing exactly the same problem! 
here is my log before, while and after I connect to VPN using the 
networkmanager. I tested it with a cable connection. It happens ONLY with the 
wireless, not with the wired connection.

nadi-laptop:~$ sudo tail -f /var/log/syslog
Feb 13 18:28:04 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 15 
seconds.
Feb 13 18:28:04 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:28:19 nadi-laptop dhclient: DHCPREQUEST of null address on wlan0 to 
10.0.0.1 port 67
Feb 13 18:28:19 nadi-laptop dhclient: DHCPACK of 10.0.0.5 from 10.0.0.1
Feb 13 18:28:19 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 12 
seconds.
Feb 13 18:28:19 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:28:31 nadi-laptop dhclient: DHCPREQUEST of null address on wlan0 to 
10.0.0.1 port 67
Feb 13 18:28:31 nadi-laptop dhclient: DHCPACK of 10.0.0.5 from 10.0.0.1
Feb 13 18:28:31 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:28:31 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 14 
seconds.
Feb 13 18:28:45 nadi-laptop dhclient: DHCPREQUEST of null address on wlan0 to 
10.0.0.1 port 67
Feb 13 18:28:45 nadi-laptop dhclient: DHCPACK of 10.0.0.5 from 10.0.0.1
Feb 13 18:28:45 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 13 
seconds.
Feb 13 18:28:45 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:28:58 nadi-laptop dhclient: DHCPREQUEST of null address on wlan0 to 
10.0.0.1 port 67
Feb 13 18:28:58 nadi-laptop dhclient: DHCPACK of 10.0.0.5 from 10.0.0.1
Feb 13 18:28:58 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 13 
seconds.
Feb 13 18:28:58 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:29:11 nadi-laptop dhclient: DHCPREQUEST of null address on wlan0 to 
10.0.0.1 port 67
Feb 13 18:29:11 nadi-laptop dhclient: DHCPACK of 10.0.0.5 from 10.0.0.1
Feb 13 18:29:11 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 13 
seconds.
Feb 13 18:29:11 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:29:24 nadi-laptop dhclient: DHCPREQUEST of null address on wlan0 to 
10.0.0.1 port 67
Feb 13 18:29:24 nadi-laptop dhclient: DHCPACK of 10.0.0.5 from 10.0.0.1
Feb 13 18:29:24 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 13 
seconds.
Feb 13 18:29:24 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:29:37 nadi-laptop dhclient: DHCPREQUEST of null address on wlan0 to 
10.0.0.1 port 67
Feb 13 18:29:37 nadi-laptop dhclient: DHCPACK of 10.0.0.5 from 10.0.0.1
Feb 13 18:29:37 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:29:37 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 16 
seconds.
Feb 13 18:29:53 nadi-laptop dhclient: DHCPREQUEST of null address on wlan0 to 
10.0.0.1 port 67
Feb 13 18:29:53 nadi-laptop dhclient: DHCPACK of 10.0.0.5 from 10.0.0.1
Feb 13 18:29:53 nadi-laptop NetworkManager: info  DHCP daemon state is now 3 
(renew) for interface wlan0 
Feb 13 18:29:53 nadi-laptop dhclient: bound to 10.0.0.5 -- renewal in 13 
seconds.
Feb 13 18:29:59 nadi-laptop NetworkManager: info  Will activate VPN 
connection 'NTNU VPN', service 'org.freedesktop.NetworkManager.vpnc', user_name 
'nadi', vpn_data 'IPSec gateway / 129.241.77.40 / IPSec ID / alle / Xauth 
username / barc', route ''. 
Feb 13 18:29:59 nadi-laptop NetworkManager: info  VPN Activation (NTNU VPN) 
Stage 1 of 4 (Connection Prepare) scheduled... 
Feb 13 18:29:59 nadi-laptop NetworkManager: info  VPN Activation (NTNU VPN) 
Stage 1 of 4 (Connection Prepare) ran VPN service daemon 
org.freedesktop.NetworkManager.vpnc (PID 22538) 
Feb 13 18:29:59 nadi-laptop NetworkManager: info  VPN Activation (NTNU VPN) 
Stage 1 of 4 (Connection Prepare) complete. 
Feb 13 18:29:59 nadi-laptop NetworkManager: info  VPN Activation (NTNU VPN) 
Stage 2 of 4 (Connection Prepare Wait) scheduled... 
Feb 13 18:29:59 nadi-laptop kernel: [  125.478860] tun: Universal TUN/TAP 
device driver, 1.6
Feb 13 18:29:59 nadi-laptop kernel: [  125.478906] tun: (C) 1999-2004 Max 
Krasnyansky m...@qualcomm.com
Feb 13 18:29:59 nadi-laptop NetworkManager: info  VPN service 
'org.freedesktop.NetworkManager.vpnc' signaled state change 1 - 6. 
Feb 13 18:30:00 nadi-laptop NetworkManager: info  VPN Activation (NTNU VPN) 
Stage 2 of 4 (Connection Prepare Wait) waiting... 
Feb 13 18:30:00 nadi-laptop NetworkManager: info  VPN Activation (NTNU VPN) 
Stage 2 of 4 (Connection Prepare Wait) complete. 
Feb 13 18:30:00 nadi-laptop NetworkManager: info  VPN Activation (NTNU VPN) 
Stage 3 of 4 (Connect) scheduled... 
Feb 13 18:30:00 nadi-laptop NetworkManager: info  VPN Activation (NTNU VPN) 
Stage 3 of 4 (Connect) sending connect request. 
Feb 13 18:30:00 nadi-laptop